Description
The Trane BAS1648 is a Size 3 Auxiliary Contact block featuring both a Normally Open (N.O.) and Normally Closed (N.C.) contact configuration. Designed as a direct add-on accessory for compatible NEMA Size 3 motor starters and contactors, this auxiliary contact provides essential control circuit signaling, interlocking, and status feedback functions in commercial and industrial HVAC applications.
Auxiliary contacts play a critical role in motor control circuits — enabling remote indication of starter status, providing safety interlocks, and supporting sequencing logic in building automation and mechanical systems. The dual N.O./N.C. configuration offers maximum flexibility for a wide range of control circuit wiring schemes.
Key Features
- Normally Open (N.O.) and Normally Closed (N.C.) contact configuration
- Designed for NEMA Size 3 motor starters and contactors
- Provides control circuit feedback, interlocking, and status signaling
- Direct add-on accessory for compatible Trane starter assemblies
- Supports building automation and motor control sequencing applications
- Genuine Trane OEM replacement part
Applications
- Commercial HVAC motor starter control circuits
- Building automation system (BAS) feedback and interlocking
- Industrial and mechanical room motor control panels
- Safety interlock and status indication wiring
Specifications
- Part Number: BAS1648
- Contact Type: N.O./N.C. (Normally Open / Normally Closed)
- Compatible Size: NEMA Size 3
- Brand: Trane
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